Home / 22,866.84-31,554.36-12,794.76

Finding the Fourth Proportional to 22,866.84, 31,554.36 and 12,794.76

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Solution

The fourth proportional to 22,866.84, 31,554.36 and 12,794.76 is: 17,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,866.84 : 31,554.36 = 12,794.76 : x
  2. Step 2: Convert to fraction form
    22,866.84/31,554.36 = 12,794.76/x
  3. Step 3: Cross multiply
    22,866.84x = 31,554.36 × 12,794.76
  4. Step 4: Simplify right side
    22,866.84x = 403,730,463.15
  5. Step 5: Solve for x
    x = 403,730,463.15/22,866.84
  6. Step 6: Final answer
    x = 17,655.72

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.